AIX: KAP, KAP.Y (GDR)

LSE: KAP (GDR)

Currency: KZT (₸), unless otherwise specified

19 June 2023, Astana, Kazakhstan

On the change of composition of the Board of Directors of NAC Kazatomprom JSC

According to a notice received by NAC Kazatomprom JSC (hereinafter - "the Company" or "Kazatomprom"),      Mr. Marc Kasher announced his decision to resign from his position as an independent Director of the Board of Directors of the Company, effective 19 June 2023.

"I would like to thank Marc Kasher for his significant contribution to the continued success of Kazatomprom on the global uranium market. His expertise has been invaluable and I would like to wish him well in his next assignment" - said Neil Longfellow, Chairman of the Board of Directors of Kazatomprom.

For detailed information, you can contact:

Kazatomprom Extraordinary General Meeting Inquiries

Assem Mukhamedyarova, Corporate Secretary

Tel.: +7 7172 45 81 63

Email: amukhamedyarova@kazatomprom.kz

Kazatomprom Investor Relations Inquiries

Yerlan Magzumov, IR Director

Tel.: +7 7172 45 81 80 / 69

Email: ir@kazatomprom.kz

Kazatomprom Public Relations and Media Inquiries

Sabina Kumurbekova, PR Director

Gazhayip Kumisbek, Chief Expert of the PR Department

Tel.: +7 7172 45 80 22

Email: pr@kazatomprom.kz

A copy of this announcement will be available at www.kazatomprom.kz.

About Kazatomprom

Kazatomprom is the largest uranium producer in the world with natural uranium production in proportion to the Company's participatory interest in the amount of about 22% of the total global primary uranium production in 2022. The group has the largest uranium reserve base in the industry. Kazatomprom, together with subsidiaries, affiliates and joint organizations, is developing 26 deposits combined into 14 uranium mining enterprises. All uranium mining enterprises are located on the territory of the Republic of Kazakhstan and when mine uranium use in-situ recovery technology, paying particular attention to best HSE practices and means (ISO 45001 and ISO 14001 certified).

Kazatomprom's securities are listed on the London Stock Exchange, the Astana International Exchange and the Kazakhstan Stock Exchange. Kazatomprom is the National Atomic Company of the Republic of Kazakhstan, and the main customers of the group are operators of nuclear generating capacities, and the main export markets for products are China, South and East Asia, North America and Europe. The Group sells uranium and uranium products under long-term and short-term contracts, as well as on the spot market directly from its corporate centre in Astana, Kazakhstan, as well as through a trading subsidiary in Switzerland, Trading House KazakAtom (THK).

For more information, please, visit our website www.kazatomprom.kz.

Statements for the Future

All statements, other than statements of historical fact, included in this message or document are statements regarding the future. Statements regarding the future reflect the Company's current expectations and estimates regarding its financial condition, results of operations, plans, goals, future results and activities. Such statements may include, but are not limited to, statements before which, after which or where words such as "goal", "believe", "expect", "intend", "possibly", "anticipate", "evaluate", "plan","project","will","may","probably", "should","may" and other words and terms of a similar meaning or their negative forms are used.

Such statements regarding the future include known and unknown risks, uncertainties and other important factors beyond the control of the Company, which may lead to the fact that the actual results, indicators or achievements of the Company will significantly differ from the expected results, indicators or achievements expressed or implied by such statements regarding the future. Such statements regarding the future are based on numerous assumptions regarding the current and future business strategy of the Company and the conditions in which it will operate in the future.

INFORMATION ON THE ESTIMATES CONTAINED IN THIS DOCUMENT ARE BASED ON SEVERAL ASSUMPTIONS ABOUT FUTURE EVENTS AND ARE SUBJECT TO SIGNIFICANT ECONOMIC AND COMPETITIVE UNCERTAINTIES AND OTHER CONVENTIONALITIES, NONE OF WHICH CAN NOT BE PREDICTED WITH CERTAINTY AND SOME OF WHICH ARE OUTSIDE OF THE COMPANY'S CONTROL. THERE CAN'T BE ANY WARRANTY THAT THE ESTIMATES WILL BE REALIZED AND THE ACTUAL RESULTS MAY BE ABOVE OR BELOW THAN SPECIFIED. NONE OF THE COMPANY - NO SHAREHOLDERS, NO DIRECTORS, NO OFFICERS, NO EMPLOYEES, NO CONSULTANTS, NO AFFILIATES NOR ANY REPRESENTATIVES OR AFFILIATES LISTED ABOVE BEAR RESPONSIBILITY FOR THE ACCURACY OF THE ESTIMATES PRESENTED IN THIS DOCUMENT.

The information contained in this message or document, including, but not limited to, statements regarding the future, is applicable only as of the date of this document and is not intended to provide any guarantees regarding future results The Company expressly disclaims any obligation to disseminate updates or changes to such information, including financial data or forward-looking statements, and will not publicly release any changes that it may make to information arising from changes in the Company's expectations, changes in events, conditions or circumstances on which such statements regarding the future are based, or in other events or circumstances arising after the date of this document.